Caulking gun



FIG. 1 is a perspective view of a one embodiment of the caulking gun of our new design.

FIG. 2 is a front elevational view of the caulking gun of FIG. 1.

FIG. 3 is a rear elevational view of the caulking gun of FIG. 1.

FIG. 4 is a top plan view of the caulking gun of FIG. 1.

FIG. 5 is a right side elevational view of the caulking gun of FIG. 1.

FIG. 6 is a left side elevational view of the caulking gun of FIG. 1; and,

FIG. 7 is a bottom plan view of the caulking gun of FIG. 1. 

CLAIM The ornamental design for a caulking gun, as shown and described. 